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Oyama Mihari
"brown eyes""hair between eyes""black hair""purple hair""two-tone hair""long hair""twintails""hair ribbon""hairclip""red ribbon"
Want to collect, style and chat with Oyama Mihari?
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Oyama Mihari is a character from Onii-chan Wa Oshimai!. oyama mihari, onii-chan wa oshimai! Collect Oyama Mihari as a gacha card on Waifumaster, chat with Oyama Mihari as her own AI persona, and trade duplicate cards on the player-to-player marketplace — free to play.
Chat with Oyama Mihari
Oyama Mihari has her own AI chat persona — she replies in character, remembers what you tell her, and adapts to the tone you set. Sign in to start a private, one-on-one chat with Oyama Mihari.
💬 Chat with Oyama Mihari →How to collect Oyama Mihari
Rarity · Mythic (UR)
- Pull her from the character gacha — soft pity kicks in at 50 pulls and a top-tier card is guaranteed by 60, so unlucky streaks still pay off.
- Raise her mastery by pulling duplicates (N → R → SR → SSR → UR). Each tier unlocks a new outfit, pose set, and expanded chat memory for Oyama Mihari.
- Skip the grind — buy Oyama Mihari straight from the player marketplace or the curated Trader shop with 🌸 hearts.
- Style & chat — once you own Oyama Mihari you can restyle her outfits and talk to her one-on-one as her own AI persona.